Home / 204,422.18-306,635.97-64,180.80

Finding the Fourth Proportional to 204,422.18, 306,635.97 and 64,180.80

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Solution

The fourth proportional to 204,422.18, 306,635.97 and 64,180.80 is: 96,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,422.18 : 306,635.97 = 64,180.80 : x
  2. Step 2: Convert to fraction form
    204,422.18/306,635.97 = 64,180.80/x
  3. Step 3: Cross multiply
    204,422.18x = 306,635.97 × 64,180.80
  4. Step 4: Simplify right side
    204,422.18x = 19,680,141,863.38
  5. Step 5: Solve for x
    x = 19,680,141,863.38/204,422.18
  6. Step 6: Final answer
    x = 96,272.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.